CN105164901A - Production method for stator of rotating electrical machine - Google Patents
Production method for stator of rotating electrical machine Download PDFInfo
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- CN105164901A CN105164901A CN201480024114.8A CN201480024114A CN105164901A CN 105164901 A CN105164901 A CN 105164901A CN 201480024114 A CN201480024114 A CN 201480024114A CN 105164901 A CN105164901 A CN 105164901A
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- coil
- tooth
- conductor part
- stator
- final coil
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/08—Forming windings by laying conductors into or around core parts
- H02K15/085—Forming windings by laying conductors into or around core parts by laying conductors into slotted stators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/024—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/06—Embedding prefabricated windings in machines
- H02K15/062—Windings in slots; salient pole windings
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention provides a production method for a stator of a rotating electrical machine. A final coil (3C) disposed last on the teeth (21) is disposed in the following manner. The final coil (3C) is deformed to a rhomboid shape, and the outer circumference edge (321) of a one-side conductor section (32A) thereof is inserted into a one-side slot (22A). The outer circumference edge (321) of the one-side conductor section (32A) is inserted as far as the boundary position between an intermediate slanted side face (212) and a parallel base side face (213) in the one-side slot (22A). Deformation of the final coil (3C) is reversed, and the outer circumference edge (321) of an other-side conductor section (32B) thereof is inserted as far as the boundary position between an intermediate slanted side face (212) and a parallel base side face (213) in an other-side slot (22B). The one-side conductor section (32A) and the other-side conductor section (32B) are simultaneously inserted into the one-side slot (22A) and the other-side slot (22B), respectively.
Description
Technical field
The present invention relates to a kind of at stator core configuration coil, manufacture the method for stator for electric rotating machine.
Background technology
As manufacturing the method for stator for electric rotating machine, the method having the stator core configuration coil at a shape, the segmentation iron core configuration coil that formed at segmentation stator core by method etc. interconnected for the segmentation iron core that is configured with this coil.In addition, coil is sometimes concentrated the magnet-wire in winding many thin footpaths and is formed, and reel a lenticular wire and being formed sometimes.
Such as, in patent documentation 1, disclose a kind of manufacturing installation of motor stator, its multiple teeth in stator core insert multiple strap to rectangular section and carry out bending machining and the trapezoidal coil that formed.This manufacturing installation has coil shape limiting part trapezoidal coil being restricted to inclination and distortion state.And, prevent the state being wound around distortion that trapezoidal coil is inserted tooth to utilize coil shape limiting part.
Patent documentation 1: Japanese Unexamined Patent Publication 2012-257410 publication
But, in the manufacturing installation of patent documentation 1, till normal position trapezoidal coil being inserted tooth, utilize coil shape limiting part all the time trapezoidal coil to be restricted to inclination and distortion state.Therefore, when wanting the width of circumference of the base end side part increasing tooth, according to patent documentation 1, be difficult to trapezoidal coil to insert tooth.
Summary of the invention
The present invention completes in view of above-mentioned background, even if can provide a kind of width of circumference of base end side part of increase tooth, also successfully finally can be configured at the manufacture method of the stator for electric rotating machine of the configuration of the final coil of tooth.
An embodiment of the invention relate to a kind of manufacture method of stator for electric rotating machine, and it is at stator core configuration coil, manufactures the method for stator for electric rotating machine,
The feature of the manufacture method of above-mentioned stator for electric rotating machine is,
In said stator iron core, the multiple teeth being radially formed at the inner circumferential side in circular yoke portion have: front end parallel side, and it is formed at the constant width of front part and circumference; Intermediate, inclined side, it is formed as being connected with this front end parallel side and the width of circumference increases along with close outer circumferential side; And cardinal extremity parallel side, it is formed at the base end side part and the constant width of circumference that are connected to this intermediate, inclined side,
When configuring final coil to the above-mentioned tooth of said stator iron core, carry out following operation, that is:
First inserts operation, in this operation, make above-mentioned final winding deformation, form the bight of acute angle shape in the outer circumferential side end of side conductor part of circumferential side and the inner peripheral side end portion of opposite side conductor part of the circumferential opposite side that is positioned at this final coil that are positioned at this final coil, the outer circumferential side end of this side conductor part is inserted in the peristome of the side channel being positioned at circumferential side for above-mentioned tooth;
Second inserts operation, in this operation, maintain the deformation state of above-mentioned final coil, the outer circumferential side end of above-mentioned side conductor part is inserted into the boundary position of above-mentioned intermediate, inclined side in an above-mentioned side channel and above-mentioned cardinal extremity parallel side, and the outer circumferential side end of above-mentioned opposite side conductor part is inserted in the peristome of another side channel being positioned at circumferential opposite side for above-mentioned tooth;
3rd inserts operation, in this operation, with the outer circumferential side end of above-mentioned side conductor part for starting point makes the distortion of above-mentioned final coil restore, and the boundary position of the above-mentioned intermediate, inclined side outer circumferential side end of above-mentioned opposite side conductor part is inserted in another side channel above-mentioned and above-mentioned cardinal extremity parallel side; And
4th inserts operation, in this operation, makes above-mentioned final coil opposed relative to above-mentioned tooth, above-mentioned side conductor part and above-mentioned opposite side conductor part are inserted in an above-mentioned side channel and another side channel above-mentioned simultaneously respectively.
In the manufacture method of above-mentioned stator for electric rotating machine, to having front end parallel side, the method for final coil of the last configuration of tooth configuration of intermediate, inclined side and cardinal extremity parallel side improves.
By final coil configuration in tooth time, first, operation is inserted as first, make final winding deformation, be positioned at final coil circumferential side side conductor part outer circumferential side end, form the bight of acute angle shape with the inner peripheral side end portion of opposite side conductor part of the circumferential opposite side being positioned at final coil.Now, the bight of obtuse angle shape is formed in the inner peripheral side end portion of side conductor part and the outer circumferential side end of opposite side conductor part.Here, the amount of final winding deformation is made to be set to amount side conductor part can being inserted a side channel.Then, the outer circumferential side end of side conductor part is inserted in the peristome of the side channel being positioned at circumferential side for tooth.
Next, insert operation as second, maintain the deformation state of final coil, the outer circumferential side end of side conductor part is inserted into the boundary position of intermediate, inclined side in a side channel and cardinal extremity parallel side.In addition, the outer circumferential side end of opposite side conductor part is inserted in the peristome of another side channel being positioned at circumferential opposite side for tooth.Insert in operation second, by final coil is configured at tooth with the state of distortion, thus the side conductor part of final coil is not interfered with tooth or the coil that is configured at previous tooth.
Next, insert operation as the 3rd, with the outer circumferential side end of side conductor part for starting point makes the deformation state of final coil return to the original initial condition without distortion.Now, the outer circumferential side end of opposite side conductor part is inserted into the boundary position of intermediate, inclined side in another side channel and cardinal extremity parallel side.Insert in operation the 3rd, be configured at tooth by the distortion recovering final coil, thus the opposite side conductor part of final coil can not be interfered with the coil of initial configuration in tooth.
And, as the 4th insert operation, at final coil relative to tooth to postpone, side conductor part and opposite side conductor part are moved to radial outside, and insert a side channel and another side channel simultaneously respectively.
Like this, even if when the base end side part of tooth is formed with the large cardinal extremity parallel side of width of circumference, also can insert operation by carrying out the first ~ four and avoid interfering and easily by final coil configuration in tooth.
By forming front end parallel side at tooth, can make to be difficult to saturated by the magnetic flux of tooth at the leading section of tooth when being energized to coil.In addition, by forming cardinal extremity parallel side at tooth, the width of the circumference of the base end side part of tooth can be increased, make magnetic flux more by.And, by using the stator core with above-mentioned odontoid, the performance of electric rotating machine can be improved.
Therefore, according to the manufacture method of above-mentioned stator for electric rotating machine, even if increase the width of the circumference of the base end side part of tooth, the configuration of the final coil of tooth also successfully finally can be configured at.
Accompanying drawing explanation
Fig. 1 represents the key diagram of final coil configuration in the state of tooth in the first insertion operation involved by embodiment.
Fig. 2 represents the key diagram of final coil configuration in the state of tooth in the second insertion operation involved by embodiment.
Fig. 3 represents the key diagram of final coil configuration in the state of tooth in the 3rd insertion operation involved by embodiment.
Fig. 4 represents the key diagram of final coil configuration in the state of tooth in the 3rd insertion operation involved by embodiment.
Fig. 5 represents the key diagram of final coil configuration in the state of tooth in the 4th insertion operation involved by embodiment.
Fig. 6 represents the coil configuration of first involved by embodiment in the key diagram of the state of tooth.
Fig. 7 is the key diagram of the stator represented involved by embodiment.
Fig. 8 is the key diagram of the action of the assembling fixture schematically represented involved by embodiment.
Fig. 9 is the stereogram of the handle part in the moveable jaw portion of the assembling fixture represented involved by embodiment.
Embodiment
To being preferred embodiment described of the manufacture method of above-mentioned stator for electric rotating machine.
In the manufacture method of above-mentioned stator for electric rotating machine, the end of the yoke side when outer circumferential side end of above-mentioned side conductor part and the outer circumferential side end of above-mentioned opposite side conductor part refer to the outer circumferential side of the tooth being configured at said stator iron core.
Relative to said stator iron core, the tooth of stator core can be configured in order successively around circumference in the coil of tooth prior to above-mentioned final coil configuration.
In addition, in the manufacture method of above-mentioned stator for electric rotating machine, above-mentioned final coil also can along the side view of the above-mentioned tooth formed by above-mentioned front end parallel side, above-mentioned intermediate, inclined side and above-mentioned cardinal extremity parallel side, and lenticular wire is multilaminate coiled and formed along interior periphery.
Now, by using lenticular wire, the occupation efficiency of coil at the groove of stator core can be improved.
In addition, above-mentioned final coil also can relative to be installed at first said stator iron core above-mentioned tooth, the insulator that is made up of insulating resin is configured.
Now, the final winding deformation be separated from insulator can easily be made.
In addition, insert in operation the above-mentioned first ~ four, use assembling fixture, above-mentioned assembling fixture has: moveable jaw portion, and it holds above-mentioned final coil, with arranged opposite relative to the inner circumferential side of above-mentioned tooth; Substrate fixture portion, it arranges as moving for this moveable jaw portion, by along the guide rail being arranged at aforesaid substrate clamp portion, the roller being arranged at above-mentioned moveable jaw portion is moved, thus be held in the above-mentioned final coil in this moveable jaw portion in above-mentioned tooth configuration.
Now, by using the assembling fixture with moveable jaw portion and substrate fixture portion, the configuration of final coil to tooth can be carried out more easily.In addition, by making roller move along guide rail, the path configuring final coil suitably can be formed.
Below, with reference to accompanying drawing, the embodiment involved by the manufacture method of stator for electric rotating machine is described.
In the manufacture method of the stator for electric rotating machine 1 of this example, as shown in Figure 7, coil 3 is configured to manufacture stator 1 at stator core 2.
As shown in Figure 1, in stator core 2, the multiple teeth 21 being formed at the inner circumferential side in circular yoke portion 23 radially have: front end parallel side 211, and it is formed at the constant width of front part and circumference; Intermediate, inclined side 212, it is connected with front end parallel side 211 and is formed and increase along with the width near outer circumferential side and circumference; And cardinal extremity parallel side 213, it is formed at the base end side part and the constant width of circumference that are connected to intermediate, inclined side 212.
And, carry out the first ~ four following insertion operation, the final coil 3C being finally configured at tooth 21 is configured at tooth 21.
As shown in Figure 1, insert in operation first, final coil 3C is made to be deformed into rhombus, form the bight of acute angle shape in outer circumferential side end 321 and the inner peripheral side end portion 323 of opposite side conductor part 32B of the circumferential opposite side C2 being positioned at final coil 3C of side conductor part 32A of the circumferential side C1 being positioned at final coil 3C, the outer circumferential side end 321 of side conductor part 32A is inserted the peristome of the side channel 22A being positioned at circumferential side C1 for tooth 21.
Next, as shown in Figure 2, insert in operation second, maintain the deformation state of final coil 3C, the outer circumferential side end 321 of side conductor part 32A is inserted into the boundary position of intermediate, inclined side in a side channel 22A 212 and cardinal extremity parallel side 213, and the outer circumferential side end 321 of opposite side conductor part 32B is inserted the peristome of another side channel 22B being positioned at circumferential opposite side C2 for tooth 21.Next, as shown in Figure 3, Figure 4, insert in operation the 3rd, be starting point with the outer circumferential side end 321 of side conductor part 32A the distortion of final coil 3C is restored, the outer circumferential side end 321 of opposite side conductor part 32B be inserted into the boundary position of the intermediate, inclined side 212 in another side channel 22B and cardinal extremity parallel side 213.Afterwards, as shown in Figure 5, insert in operation the 4th, make final coil 3C be right against tooth 21, side conductor part 32A and opposite side conductor part 32B is inserted a side channel 22A and another side channel 22B simultaneously respectively.In addition, so-called " just to " represents opposed from front.
Below, be described in detail with reference to the manufacture method of Fig. 1 ~ Fig. 9 to the stator for electric rotating machine 1 of this example.
As shown in Figure 7, the stator 1 of this example, for three-phase rotating electric machine, is that U phase, V phase, this three-phase coil of W phase 3U, 3V, 3W are repeatedly repeatedly configured at the multiple teeth 21 in stator core 2 with identical configuration sequence and are formed.
Each phase coil 3 has: coil main body 31, and it is the lenticular wire 301 and being formed of repeatedly reeling; One end 33A, its axial side L1 in from one end of coil main body 31 to stator core 2 is drawn out; And the other end 33B, it is drawn out to the axial side L1 of stator core 2 at the other end of coil main body 31.An end 33A in each phase coil 3, in the mode of aliging with the other end 33B in the coil 3 of homophase, is drawn out with the direction of the state of crossing over the outside of the axial L for the coil main body 31 of another phase coil 3 to the axial L-orthogonal with stator core 2.
For each end 33A rotating configuration coil 3B mutually, bend to outer peripheral side as the centre position 331 of crossover track from coil 3 to the part of adjacent coil 3 leap.Thus, when making rotation configuration coil 3B rotation be configured at tooth 21, the end 33A rotating configuration coil 3B does not interfere the other end 33B of coil 3 adjacent with it.
Each phase coil 3 utilizes an end 33A and the other end 33B to be bonded with each other, and forms the connecting coil of U phase, V phase, W phase respectively.In addition, the connecting coil of each phase is by Y-connection, an end 33A in the connecting coil of each phase is formed with the neutral point 34 be bonded with each other by an end 33A of the coil 3 of each phase, and the other end 33B in the connecting coil 3 of each phase is formed with the wire portion 35 be connected with outside.
The lenticular wire 301 forming the coil 3 of each phase has substantially rectangular section shape, utilizes the cover layer be made up of resin material etc. cover the periphery of the conductor layer be made up of copper product etc. and formed.In addition, the section shape of lenticular wire 301 can also be formed as the flat pattern with the plane be parallel to each other.
The coil 3 of each phase of this example is from repeatedly reeling the lenticular wire 301 and coil main body 31 that formed pulls out and the concentrated winding around that formed by an end 33A and the other end 33B.The coil 3 of each phase is installed on separately the periphery of tooth 21 singly in the mode being configured at groove 22A, 22B of the circumferential both sides being positioned at tooth 21.
As shown in Figure 1, the coil main body 31 of the coil 3 of each phase is formed as side view along the tooth 21 formed by front end parallel side 211, intermediate, inclined side 212 and cardinal extremity parallel side 213 along with near outer circumferential side and four expanding side ring shapes.Lenticular wire 301 is wound as cuboid and is formed by the part opposed with front end parallel side 211 and the part opposed with cardinal extremity parallel side 213 of the coil main body 31 of the coil 3 of each phase, and lenticular wire 301 is wound as trapezoidal and is formed by the part opposed with intermediate, inclined side 212.Lenticular wire 301 is formed with the state winding at interior periphery double-layer overlapping by the coil main body 31 of the coil 3 of each phase.In addition, the coil main body 31 of final coil 3C has along with the expanding shape near outer circumferential side, thus the final coil 3C be out of shape in the first insertion operation is deformed into the shape close to rhombus strictly speaking.
The coil 3 of each phase is configured at as carrying out the periphery with the insulator 4 of the resin of the insulation of stator core 2.Insulator 4 is in its periphery hold-in winding main body 31 and install relative to tooth 21.
As shown in Figure 8, Figure 9, in the manufacture method of this example, use assembling fixture 5, it has: moveable jaw portion 52, and it holds final coil 3C and is configured to opposed relative to the inner circumferential side of tooth 21; With substrate fixture portion 51, it arranges as removable for moveable jaw portion 52.Moveable jaw portion 52 has the handle part 521 of the upper and lower conductor part 32C of supporting intermediate coil 3B, can rotate, and can slide relative to substrate fixture portion 51 by line slideway by rotation axis portion 522 relative to substrate fixture portion 51.
In addition, two guide rails (guiding groove) 511 of the mobile route X for the formation of intermediate coil 3B when being configured at the tooth 21 of stator core 2 are provided with in substrate fixture portion 51.In addition, two rollers 523 being configured at two guide rails 511 are provided with in moveable jaw portion 52.
And, in a manufacturing method first ~ four inserts in operation, when utilizing line slideway to make moveable jaw portion 52 slide, moveable jaw portion 52 rotates centered by rotation axis portion 522, and two rollers 523 move along two guide rails 511, thus the handle part 521 in moveable jaw portion 52 can be made to move along the mobile route X of intermediate coil 3B.And, the first ~ four can be carried out and insert operation, intermediate coil 3B is configured at tooth 21.
In addition, in existing assembling fixture, making to concentrate the coil of winding to tilt to postpone relative to tooth, carry out the Position Control of the moving part of diaxon, by coil configuration in tooth.Therefore, when using assembling fixture repeatedly to carry out the assembling of coil, when causing the assembling position of coil to change by assembling fixture, during each assembling position change, all need the program etc. of the Position Control of the moving part revising diaxon.
In contrast, in the assembling fixture 5 of this example, the substrate fixture portion 51 being provided with guide rail 511 can carry out the adjustment of position in advance relative to the installation portion of installation base plate clamp portion 51.Such as, relative to the screw being formed at installation portion, carry out in fastening structure to the screw being inserted through the through hole formed in substrate fixture portion 51, the gap be formed between through hole and screw can be set to be greater than the gap be formed between guide rail 51 and roller 523.Thus, even if when the assembling position of coil 3 changes, the correction of assembling position also easily can be carried out relative to the position of installation portion by adjustment substrate fixture portion 51.
Next, the method for tooth 21 and the action effect of this example that the coil 3 of three-phase are configured at stator core 2 are described.
In this example, first, the insulator 4 of the final coil 3C of the tooth 21 being used for keeping finally being configured at stator core 2 is installed on tooth 21 (with reference to Fig. 6).Then, three-phase coil 3U, 3V, 3W of being held in the periphery of insulator 4 are configured in order around circumference (configuration direction) D the tooth 21 of stator core 2 each (with reference to Fig. 7).Wherein, circumferential D three-phase coil 3U, 3V, 3W configured in order is one by one identical with circumferential opposite side C2.
As shown in Figure 6, initial configuration is not interfered with the coil 3 of another adjacent phase in first coil 3A of the tooth 21 of stator core 2.Therefore, it is possible to make it the inner circumferential side of the tooth 21 being right against stator core 2, and move to outer peripheral side with parallel state relative to radial direction, thus be installed on tooth 21.Wherein, in this example, from the viewpoint simplifying the assembling fixture 5 used, first coil 3A of this example carries out the first ~ four and inserts operation and be configured at tooth 21 in the same manner as intermediate coil 3B described later.
In this example, be configured at coil 3A, 3C of the tooth 21 of stator core 2 at first and finally, and second intermediate coil 3B being configured at tooth 21 is for the formation of neutral point 34.
Next, at the intermediate coil 3B of second configuration later for the tooth 21 of stator core 2, tilt opposed relative to tooth 21, recover its angle of inclination and be configured to be right against tooth 21 (with reference to Fig. 1).This intermediate coil 3B is configured at tooth 21 with the state of the periphery being wound in insulator 4.
Next, when the tooth 21 relative to stator core 2 configures final coil 3C, carry out the first ~ four following insertion operation.In Fig. 1 ~ Fig. 5, with the outer circumferential side central part 322 of final coil 3C for benchmark represents the mobile route X of final coil 3C when being configured at tooth 21.
First, as shown in Figure 1, operation is inserted as first, make final coil 3C be deformed into rhombus, form the bight of acute angle shape in outer circumferential side end 321 and the inner peripheral side end portion 323 of opposite side conductor part 32B of the circumferential opposite side C2 being positioned at final coil 3C of side conductor part 32A of the circumferential side C1 being positioned at final coil 3C.Now, the bight of obtuse angle shape is formed in the inner peripheral side end portion 323 of side conductor part 32A and the outer circumferential side end 321 of opposite side conductor part 32B.Here, the amount that final coil 3C is out of shape is set to, and side conductor part 32A can be inserted the amount of a side channel 22A.Then, the outer circumferential side end 321 of side conductor part 32A is inserted the peristome of the side channel 22A being positioned at circumferential side C1 for tooth 21.
Next, as shown in Figure 2, insert operation as second, maintain the deformation state of final coil 3C, the outer circumferential side end 321 of side conductor part 32A is inserted into the boundary position of intermediate, inclined side in a side channel 22A 212 and cardinal extremity parallel side 213.In addition, the outer circumferential side end 321 of opposite side conductor part 32B is inserted the peristome of another side channel 22B being positioned at circumferential opposite side C2 for tooth 21.Insert in operation second, by final coil 3C is configured at tooth 21 with the state of distortion, the side conductor part 32A of final coil 3C can be made not interfere with tooth 21 or the coil 3B that is configured at previous tooth 21.
Next, as shown in Figure 3, Figure 4, inserting operation as the 3rd, is that the deformation state of final coil 3C is returned to the original initial condition without distortion by starting point with the outer circumferential side end 321 of side conductor part 32A.Now, the outer circumferential side end 321 of opposite side conductor part 32B is inserted into the boundary position of intermediate, inclined side in another side channel 22B 212 and cardinal extremity parallel side 213.Insert in operation the 3rd, be configured at tooth 21 by the distortion recovering final coil 3C, thus the opposite side conductor part 32B of final coil 3C can not interfere with the coil of initial configuration in tooth 21.
And, as shown in Figure 5, insert operation as the 4th, after final coil 3C is right against tooth 21, side conductor part 32A and opposite side conductor part 32B is moved to radial outside, and inserts a side channel 22A and another side channel 22B simultaneously respectively.
Like this, whole three-phase coil 3A, 3B, 3C are configured at the tooth 21 of stator core 2.
In addition, as shown in Figure 7, in stator core 2, an end 33A of each coil 3 of the homophase of mutually alignment and the other end 33B, each end 33A forming neutral point 34 and each the other end 33B of forming wire portion 35 are welded and engages.
Like this, even if when the base end side part of tooth 21 is formed with the large cardinal extremity parallel side 213 of width of circumference, also can inserts operation by carrying out the first ~ four and avoid interfering and easily final coil 3C being configured at tooth 21.
In addition, by forming front end parallel side 211 at tooth 21, can make to be difficult to saturated by the magnetic flux of tooth 21 at the leading section of tooth 21 when being energized to coil.In addition, by forming cardinal extremity parallel side 213 at tooth 21, the width of the circumference of the base end side part of tooth 21 can be increased, make magnetic flux more by.And, by using the stator core 2 with above-mentioned tooth 21 shape, the performance of electric rotating machine can be improved.
Therefore, according to the manufacture method of the stator for electric rotating machine 1 of this example, even if increase the width of the circumference of the base end side part of tooth 21, the configuration of the final coil 3C of tooth 21 also successfully finally can be configured at.
Claims (4)
1. a manufacture method for stator for electric rotating machine, it is at stator core configuration coil, manufactures the method for stator for electric rotating machine,
The feature of the manufacture method of described stator for electric rotating machine is,
In described stator core, the multiple teeth being radially formed at the inner circumferential side in circular yoke portion have: front end parallel side, and it is formed at the constant width of front part and circumference; Intermediate, inclined side, it is formed as being connected with described front end parallel side and the width of circumference increases along with close outer circumferential side; And cardinal extremity parallel side, it is formed at the base end side part and the constant width of circumference that are connected to this intermediate, inclined side,
When configuring final coil to the described tooth of described stator core, carry out following operation, that is:
First inserts operation, in this operation, make described final winding deformation, form the bight of acute angle shape in the outer circumferential side end of side conductor part of circumferential side and the inner peripheral side end portion of opposite side conductor part of the circumferential opposite side that is positioned at this final coil that are positioned at this final coil, the outer circumferential side end of this side conductor part is inserted in the peristome of the side channel being positioned at circumferential side for described tooth;
Second inserts operation, in this operation, maintain the deformation state of described final coil, the outer circumferential side end of described side conductor part is inserted into the boundary position of described intermediate, inclined side in a described side channel and described cardinal extremity parallel side, and the outer circumferential side end of described opposite side conductor part is inserted in the peristome of another side channel being positioned at circumferential opposite side for described tooth;
3rd inserts operation, in this operation, with the outer circumferential side end of described side conductor part for starting point makes the distortion of described final coil restore, and the boundary position of the described intermediate, inclined side outer circumferential side end of described opposite side conductor part is inserted in another side channel described and described cardinal extremity parallel side; And
4th inserts operation, in this operation, makes described final coil opposed relative to described tooth, described side conductor part and described opposite side conductor part are inserted in a described side channel and another side channel described simultaneously respectively.
2. the manufacture method of stator for electric rotating machine according to claim 1, is characterized in that,
Lenticular wire is formed at interior periphery multilayer-wound along the side view of the described tooth formed by described front end parallel side, described intermediate, inclined side and described cardinal extremity parallel side by described final coil.
3. the manufacture method of the stator for electric rotating machine according to claims 1 or 2, is characterized in that,
Described final coil configuration is in the insulator be made up of insulating resin of described tooth being installed on described stator core at first.
4. the manufacture method of the stator for electric rotating machine according to any one of claims 1 to 3, is characterized in that,
Use assembling fixture, described assembling fixture has: moveable jaw portion, and it holds described final coil and is configured to opposed relative to the inner circumferential side of described tooth; With substrate fixture portion, it arranges as moving for moveable jaw portion,
Insert in operation the described first ~ four, by along the guide rail being arranged at described substrate fixture portion, the roller being arranged at described moveable jaw portion is moved, and the described final coil configuration held in this moveable jaw portion is in described tooth.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-105347 | 2013-05-17 | ||
| JP2013105347A JP5975934B2 (en) | 2013-05-17 | 2013-05-17 | Manufacturing method of stator for rotating electric machine |
| PCT/JP2014/062583 WO2014185376A1 (en) | 2013-05-17 | 2014-05-12 | Production method for stator for rotating electrical machines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105164901A true CN105164901A (en) | 2015-12-16 |
| CN105164901B CN105164901B (en) | 2018-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480024114.8A Active CN105164901B (en) | 2013-05-17 | 2014-05-12 | The manufacture method of stator for electric rotating machine |
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| Country | Link |
|---|---|
| US (1) | US10027209B2 (en) |
| EP (1) | EP2955820B9 (en) |
| JP (1) | JP5975934B2 (en) |
| CN (1) | CN105164901B (en) |
| WO (1) | WO2014185376A1 (en) |
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| JP5975934B2 (en) * | 2013-05-17 | 2016-08-23 | アイシン・エィ・ダブリュ株式会社 | Manufacturing method of stator for rotating electric machine |
| US11791674B2 (en) | 2020-01-06 | 2023-10-17 | Borealis Technical Limited | Motor design and winding method |
| KR102354175B1 (en) * | 2020-09-02 | 2022-01-24 | 두원중공업(주) | Stator bobbin of motor for electric compressor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2005107037A1 (en) * | 2004-04-30 | 2005-11-10 | Thyssenkrupp Transrapid Gmbh | Stator pack for magnetically levitated trains |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP2955820B9 (en) | 2016-12-28 |
| US10027209B2 (en) | 2018-07-17 |
| WO2014185376A1 (en) | 2014-11-20 |
| EP2955820A4 (en) | 2016-05-11 |
| CN105164901B (en) | 2018-05-15 |
| EP2955820A1 (en) | 2015-12-16 |
| EP2955820B1 (en) | 2016-10-12 |
| JP2014230293A (en) | 2014-12-08 |
| JP5975934B2 (en) | 2016-08-23 |
| US20160056697A1 (en) | 2016-02-25 |
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